evolution
ev-o-lu-tion · noun
Definitions
noun
- 1.
(Biology) The process by which different kinds of living organisms developed from earlier forms through natural selection over millions of years.
- 2.
The gradual development or change of something over time.
- 3.
A movement that is part of a series or pattern.
Forms
plural: evolutions
Phrases & expressions
- •theory of evolution — the scientific explanation of how species change over time
- •evolution of ideas — the gradual development and change of concepts
- •natural evolution — change occurring through natural processes
Related words
Etymology
From Latin "evolutio" meaning "unrolling" (of a scroll), from "evolvere" (to unroll, unfold), from "e-" (out) + "volvere" (to roll). First used in the biological sense in the 19th century.